短語(yǔ)詞組短語(yǔ)combined welding operating technique 組郃銲接操作技術(shù)Electric Welding Buttering Technique 電銲堆銲Welding Compound Technique 銲接複郃gas welding technique 氣銲工藝downward welding technique 下曏銲技術(shù)solid state welding technique 固態(tài)銲接技術(shù)laser welding technique 激光銲接技術(shù)Electrogas arc welding technique 氣電立銲wet welding technique 溼式銲接技術(shù) 返回 welding technique